已知命题
:关于
的方程
有2个不相等的实数根.
(1)若
为真命题,求实数
的取值集合
.
(2)在(1)的条件下,集合
,若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39e308078a0d0f7cdb522086e4c02ff5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)在(1)的条件下,集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea8f274dad9ffb859f75ff6d728e19f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
22-23高一上·江苏连云港·阶段练习 查看更多[3]
江苏省连云港市灌南高级中学2022-2023学年高一上学期10月第一次月考数学试题广东省佛山市荣山中学2022-2023学年高一上学期期中数学试题(已下线)高一数学开学摸底考02-全国甲卷、乙卷专用开学摸底考试卷
更新时间:2022-10-11 05:39:10
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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